> * See also PageGroup which automatically tries to extract the various links * */ class WikiPlugin_PrevNext extends WikiPlugin { function getName() { return _("PrevNext"); } function getDescription() { return sprintf(_("Easy navigation buttons for %s"),'[pagename]'); } function getDefaultArguments() { return array( 'prev' => '', 'next' => '', 'contents' => '', 'index' => '', 'up' => '', 'first' => '', 'last' => '', 'order' => '', 'style' => 'button', // or 'text' 'align' => 'left', // or 'right', or 'center' 'class' => 'wikiaction' ); } function run($dbi, $argstr, &$request, $basepage) { $args = $this->getArgs($argstr, $request); extract($args); $directions = array ('first' => _("First"), 'prev' => _("Previous"), 'next' => _("Next"), 'last' => _("Last"), 'up' => _("Up"), 'contents' => _("Contents"), 'index' => _("Index") ); if ($order) { // reorder the buttons: comma-delimited $new_directions = array(); foreach (explode(',', $order) as $o) { $new_directions[$o] = $directions[$o]; } $directions = $new_directions; unset ($new_directions); // free memory } global $WikiTheme; $sep = $WikiTheme->getButtonSeparator(); if ($align == 'center') { $tr = HTML::tr(); $links = HTML::table(array('cellpadding' => 0, 'cellspacing' => 0, 'width' => '100%'), $tr); } else if ($align == 'right') { $td = HTML::td(array('align' => $align)); $links = HTML::table(array('cellpadding' => 0, 'cellspacing' => 0, 'width' => '100%'), HTML::tr($td)); } else { $links = HTML(); } if ($style == 'text') { if (!$sep) { $sep = " | "; // force some kind of separator } if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), " [ ")); } else if ($align == 'right') { $td->pushcontent(" [ "); } else { $links->pushcontent(" [ "); } } $last_is_text = false; $this_is_first = true; foreach ($directions as $dir => $label) { // if ($last_is_text) $links->pushContent($sep); if (!empty($args[$dir])) { $url = $args[$dir]; if ($style == 'button') { // localized version: _("Previous").gif if ($imgurl = $WikiTheme->getButtonURL($label)) { if ($last_is_text) { if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), $sep)); } else if ($align == 'right') { $td->pushcontent($sep); } else { $links->pushcontent($sep); } } if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), new ImageButton($label, $url, false, $imgurl))); } else if ($align == 'right') { $td->pushContent(new ImageButton($label, $url, false, $imgurl)); } else { $links->pushcontent(new ImageButton($label, $url, false, $imgurl)); } $last_is_text = false; // generic version: prev.gif } elseif ($imgurl = $WikiTheme->getButtonURL($dir)) { if ($last_is_text) { if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), $sep)); } else if ($align == 'right') { $td->pushcontent($sep); } else { $links->pushcontent($sep); } } if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), new ImageButton($label, $url, false, $imgurl))); } else if ($align == 'right') { $td->pushContent(new ImageButton($label, $url, false, $imgurl)); } else { $links->pushcontent(new ImageButton($label, $url, false, $imgurl)); } $last_is_text = false; } else { // text only if (! $this_is_first) { if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), $sep)); } else if ($align == 'right') { $td->pushcontent($sep); } else { $links->pushcontent($sep); } } if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), new Button($label, $url, $class))); } else if ($align == 'right') { $td->pushContent(new Button($label, $url, $class)); } else { $links->pushcontent(new Button($label, $url, $class)); } $last_is_text = true; } } else { if (! $this_is_first) { if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), $sep)); } else if ($align == 'right') { $td->pushcontent($sep); } else { $links->pushcontent($sep); } } if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), new Button($label, $url, $class))); } else if ($align == 'right') { $td->pushContent(new Button($label, $url, $class)); } else { $links->pushcontent(new Button($label, $url, $class)); } $last_is_text = true; } $this_is_first = false; } } if ($style == 'text') { if ($align == 'center') { $tr->pushContent(HTML::td(array('align' => $align), " ] ")); } else if ($align == 'right') { $td->pushcontent(" ] "); } else { $links->pushcontent(" ] "); } } return $links; } } // Local Variables: // mode: php // tab-width: 8 // c-basic-offset: 4 // c-hanging-comment-ender-p: nil // indent-tabs-mode: nil // End: ?>